Home / 207,708.59-286,675.16-198,242.53

Finding the Fourth Proportional to 207,708.59, 286,675.16 and 198,242.53

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Solution

The fourth proportional to 207,708.59, 286,675.16 and 198,242.53 is: 273,610.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,708.59 : 286,675.16 = 198,242.53 : x
  2. Step 2: Convert to fraction form
    207,708.59/286,675.16 = 198,242.53/x
  3. Step 3: Cross multiply
    207,708.59x = 286,675.16 × 198,242.53
  4. Step 4: Simplify right side
    207,708.59x = 56,831,209,006.55
  5. Step 5: Solve for x
    x = 56,831,209,006.55/207,708.59
  6. Step 6: Final answer
    x = 273,610.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.